使用dom4j读取xml文件初始化数据

package com.bjsxt.oa.managers.impl;import java.util.Iterator;import java.util.List;import org.apache.commons.logging.Log;import org.apache.commons.logging.LogFactory;import org.dom4j.Document;import org.dom4j.Element;import org.dom4j.io.SAXReader;import com.bjsxt.oa.managers.InitSystemDatas;import com.bjsxt.oa.managers.OrgManager;import com.bjsxt.oa.managers.SystemException;import com.bjsxt.oa.managers.UserManager;import com.bjsxt.oa.model.ACL;import com.bjsxt.oa.model.FieldInput;import com.bjsxt.oa.model.FieldType;import com.bjsxt.oa.model.Module;import com.bjsxt.oa.model.Organization;import com.bjsxt.oa.model.Permission;import com.bjsxt.oa.model.Person;import com.bjsxt.oa.model.Role;import com.bjsxt.oa.model.User;public class InitSystemDatasImpl extends AbstractManager implementsInitSystemDatas {private static Log logger = LogFactory.getLog(InitSystemDatasImpl.class);private String file;private OrgManager orgManager;private UserManager userManager;public void addOrUpdateInitDatas(String xmlFilePath){try {String filePath = null;if(xmlFilePath == null || xmlFilePath.trim().equals("")){filePath = file;}else{filePath = xmlFilePath;}//DOM4J使用示例Document document = new SAXReader().read(Thread.currentThread().getContextClassLoader().getResourceAsStream(filePath));importModules( document.selectNodes("//Modules/Module") ,null);importRoleAndAcl(document.selectNodes("//Roles/Role"));importOrgAndPerson(document.selectNodes("//Organizations/Org"),null);importFieldDefinition(document.selectNodes("//FieldTypes/FieldType"),document.selectNodes("//FieldInputs/FieldInput"));} catch (Exception e) {e.printStackTrace();throw new SystemException("初始化数据生成有误！");}}//导入模块信息protected void importModules(List modules,Module parent){for (Iterator iter = modules.iterator(); iter.hasNext();) {Element element = (Element) iter.next();Module module = new Module();module.setName(element.attributeValue("name"));module.setSn(element.attributeValue("sn"));module.setUrl(element.attributeValue("url"));module.setOrderNo(Integer.parseInt(element.attributeValue("orderNo")));module.setParent(parent);getHibernateTemplate().save(module);logger.info("导入模块【"+module.getName()+"】");importModules( element.selectNodes("Module") , module);}}protected void importRoleAndAcl(List roles){for (Iterator iter = roles.iterator(); iter.hasNext();) {Element element = (Element) iter.next();Role role = new Role();role.setName(element.attributeValue("name"));getHibernateTemplate().save(role);//给角色授权List acls = element.selectNodes("Acl");for (Iterator iterator = acls.iterator(); iterator.hasNext();) {Element aclElem = (Element) iterator.next();Integer moduleId = (Integer)getSession().createQuery("select m.id from Module m where m.name = ?").setParameter(0, aclElem.attributeValue("module")).uniqueResult();ACL acl = new ACL();acl.setPrincipalType(ACL.TYPE_ROLE);acl.setPrincipalSn(role.getId());acl.setResourceSn(moduleId);if("true".equals(aclElem.attributeValue("C"))){acl.setPermission(Permission.CREATE, true);}if("true".equals(aclElem.attributeValue("R"))){acl.setPermission(Permission.READ, true);}if("true".equals(aclElem.attributeValue("U"))){acl.setPermission(Permission.UPDATE, true);}if("true".equals(aclElem.attributeValue("D"))){acl.setPermission(Permission.DELETE, true);}getHibernateTemplate().save(acl);}}}protected void importOrgAndPerson(List orgs,Organization parent){for (Iterator iter = orgs.iterator(); iter.hasNext();) {Element element = (Element) iter.next();Organization org = new Organization();org.setName(element.attributeValue("name"));orgManager.addOrg(org, parent == null?0:parent.getId());//查找机构下的人员信息，并初始化List persons = element.selectNodes("Person");for (Iterator iterator = persons.iterator(); iterator.hasNext();) {Element personElem = (Element) iterator.next();Person person = new Person();person.setName(personElem.attributeValue("name"));person.setOrg(org);getHibernateTemplate().save(person);//给人员分配登陆帐号User user = new User();user.setUsername(personElem.attributeValue("username"));user.setPassword(personElem.attributeValue("password"));user.setPerson(person);getHibernateTemplate().save(user);//给用户分配角色String roles = personElem.attributeValue("roles");String[] roleNames = roles.split(",");for(int i=0; i<roleNames.length; i++){int roleId = (Integer)getSession().createQuery("select r.id from Role r where r.name = ?").setParameter(0, roleNames[i]).uniqueResult();userManager.addOrUpdateUserRole(user.getId(), roleId, i+1);}}//初始化此机构下的子机构信息importOrgAndPerson( element.selectNodes("Org") , org);}}protected void importFieldDefinition(List fieldTypes,List fieldInputs){//首先导入fieldInputsfor (Iterator iter = fieldInputs.iterator(); iter.hasNext();) {Element element = (Element) iter.next();FieldInput input = new FieldInput();input.setName(element.attributeValue("name"));input.setTemplate(element.attributeValue("template"));getHibernateTemplate().save(input);}for (Iterator iter = fieldTypes.iterator(); iter.hasNext();) {Element element = (Element) iter.next();FieldType type = new FieldType();type.setName(element.attributeValue("name"));type.setType(element.attributeValue("type"));getHibernateTemplate().save(type);}}public void setFile(String file) {this.file = file;}public void setOrgManager(OrgManager orgManager) {this.orgManager = orgManager;}public void setUserManager(UserManager userManager) {this.userManager = userManager;}}